Eroare de compilare: main.cpp:4:14: error: variable 'std::ifstream cin' has initializer but incomplete type 4 | ifstream cin ("grarb.in"); | ^ main.cpp:5:15: error: variable 'std::ofstream cout' has initializer but incomplete type 5 | ofstream cout ("grarb.out"); | ^ main.cpp: In function 'int main()': main.cpp:20:9: error: reference to 'cin' is ambiguous 20 | cin>>n>>m; | ^~~ In file included from main.cpp:1: /usr/include/c++/12.2.1/iostream:60:18: note: candidates are: 'std::istream std::cin' 60 | extern istream cin; /// Linked to standard input | ^~~ main.cpp:4:10: note: '<typeprefixerror>cin' 4 | ifstream cin ("grarb.in"); | ^~~ main.cpp:24:17: error: reference to 'cin' is ambiguous 24 | cin>>a>>b; | ^~~ /usr/include/c++/12.2.1/iostream:60:18: note: candidates are: 'std::istream std::cin' 60 | extern istream cin; /// Linked to standard input | ^~~ main.cpp:4:10: note: '<typeprefixerror>cin' 4 | ifstream cin ("grarb.in"); | ^~~ main.cpp:35:9: error: reference to 'cout' is ambiguous 35 | cout<<elim<<' '<<ctr-1; | ^~~~ /usr/include/c++/12.2.1/iostream:61:18: note: candidates are: 'std::ostream std::cout' 61 | extern ostream cout; /// Linked to standard output | ^~~~ main.cpp:5:10: note: '<typeprefixerror>cout' 5 | ofstream cout ("grarb.out"); | ^~~~ Non zero exit status: 1